The f-block elements are also called inner-transition elements having two different series that are 4f and 5f series. F-block elements include lanthanides and actinides which
Transition metals are referred to as d-block elements as they exhibit properties of variable atomic or ionic sizes, ionization enthalpy and oxidation states. D-block elements
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S-Block Elements constitute the first two groups in the periodic table. They generally are the most reactive metallic elements which readily lose electrons to get
P-Block Elements constitute the groups 13 to 18 in the periodic table. They generally are the most reactive to vigorously reactive non-metallic elements which readily